Triple
T572961
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | C train |
E13701
|
entity |
| Predicate | terminalStation |
P15150
|
FINISHED |
| Object |
168th Street
168th Street is a New York City Subway station in Manhattan that serves as the northern terminal for the IND Eighth Avenue Line’s C train.
|
E167488
|
NE FINISHED |
How this triple was built (5 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: 168th Street | Statement: [C train, terminalStation, 168th Street]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: 168th Street Context triple: [C train, terminalStation, 168th Street]
-
A.
59th Street
59th Street is a major east–west thoroughfare in Manhattan, New York City, best known as the southern edge of Central Park and a key commercial and transit corridor.
-
B.
Bronson Avenue
Bronson Avenue is a major north–south street in Los Angeles, California, known for running through Hollywood and connecting several key east–west thoroughfares.
-
C.
Lancaster Avenue
Lancaster Avenue is a major thoroughfare in Philadelphia that serves as a key commercial and transit corridor through the University City area and beyond.
-
D.
Porter Avenue
Porter Avenue is a historic, Olmsted-designed boulevard in Buffalo, New York, that forms part of the city’s landmark park and parkway system.
-
E.
Highland Avenue
Highland Avenue is a major north–south thoroughfare in Los Angeles best known for running through Hollywood and intersecting with Hollywood Boulevard near many of the city's iconic landmarks.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: 168th Street Triple: [C train, terminalStation, 168th Street]
Generated description
168th Street is a New York City Subway station in Manhattan that serves as the northern terminal for the IND Eighth Avenue Line’s C train.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: 168th Street Target entity description: 168th Street is a New York City Subway station in Manhattan that serves as the northern terminal for the IND Eighth Avenue Line’s C train.
-
A.
59th Street
59th Street is a major east–west thoroughfare in Manhattan, New York City, best known as the southern edge of Central Park and a key commercial and transit corridor.
-
B.
Bronson Avenue
Bronson Avenue is a major north–south street in Los Angeles, California, known for running through Hollywood and connecting several key east–west thoroughfares.
-
C.
Lancaster Avenue
Lancaster Avenue is a major thoroughfare in Philadelphia that serves as a key commercial and transit corridor through the University City area and beyond.
-
D.
Porter Avenue
Porter Avenue is a historic, Olmsted-designed boulevard in Buffalo, New York, that forms part of the city’s landmark park and parkway system.
-
E.
Highland Avenue
Highland Avenue is a major north–south thoroughfare in Los Angeles best known for running through Hollywood and intersecting with Hollywood Boulevard near many of the city's iconic landmarks.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: terminalStation Context triple: [C train, terminalStation, 168th Street]
-
A.
terminusStation
chosen
Indicates that a station serves as the final endpoint or terminal stop for a given route or service.
-
B.
stationName
Indicates the name assigned to a particular station in the relationship.
-
C.
hasRailStation
Indicates that one entity possesses, contains, or is served by a rail station.
-
D.
junctionStation
Indicates that a station functions as a junction where multiple routes or lines intersect or connect.
-
E.
otherMajorTerminal
Indicates that an entity is associated with a different primary terminal or endpoint than the one currently referenced or considered.
- F. None of above.
Provenance (6 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69a4933fa4d88190a7949cc83c08c5c1 |
completed | March 1, 2026, 7:27 p.m. |
| NER | Named-entity recognition | batch_69a49b4ae0988190bdd0ad428b784d85 |
completed | March 1, 2026, 8:02 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad0e5413448190bd9112e2b3d83826 |
completed | March 8, 2026, 5:51 a.m. |
| NEDg | Description generation | batch_69ad0f2b046081908be111f16e2de0fb |
completed | March 8, 2026, 5:54 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ad0fe782548190a437386ee2f4c2d5 |
completed | March 8, 2026, 5:57 a.m. |
| PD | Predicate disambiguation | batch_69a494c4969c819080375d08f9eec50c |
completed | March 1, 2026, 7:34 p.m. |
Created at: March 1, 2026, 7:33 p.m.